Zhejiang Donjoy valve pipe-fitting Co., Ltd is one of the few manufacturer of the high precision sanitaryfluid equipment in China.Donjoy specializes in producing four major products such as the sanitary valve, pneumatic valve, fluid fittings, sanitary pipe-fittings. We adopts LGMazak company's advanced CNC processing machine.and all products are made according to different fineness, material quality, industry standard like ISO, DIN, IDF, SMS, 3A, etc.Donjoy warmly welcome our friends to join our valve industry.If need detailed information, please contact us!